Udo Weigelt Books

Freunde sein

By Claudia Stockl

Average: 0.00, 0 Ratings

Hiding Horatio

By Udo Weigelt

Average: 0.00, 0 Ratings

At first the forest animals are frightened when Horatio, a huge hippopotamus, appears in their midst, but he soon proves to be a friendly beast who needs their help.

Der Dachs hat heute schlechte Laune!

By Moritz Petz

Average: 0.00, 0 Ratings

Das sagenhafte Einhorn

By Julia Gukova, Udo Weigelt

Average: 0.00, 0 Ratings

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.